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Confidence interval for the mean additional amount

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Reference no: EM132479322

Problem: In a random sample of 100 audited estate tax? returns, it was determined that the mean amount of additional tax owed was ?$3487 with a standard deviation of ?$2523. Construct and interpret a? 90% confidence interval for the mean additional amount of tax owed for estate tax returns.

Find and interpret a? 90% confidence interval for the mean additional amount of tax owed for estate tax returns.

Reference no: EM132479322

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